Element block pseudo-element :after generated with line-height 1 font-weight normal cursor default background z-index auto width 160px overflow hidden height auto padding 20px font-size 16px display block position static margin 0px box-shadow 1px 1px 1px rgba(0,0,0,0.3) transition box-sizing content-box border 0px rgba(0,0,0,1) solid text-shadow 1px 1px 1px rgba(0,0,0,0.2) float none border-radius transform